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Chapter 21 Reading Quiz. Dr. Harold Williams. Reading Quiz. The units of potential difference are J J/C V/m N/C. Slide 21-6. Answer. The units of potential difference are J J/C V/m N/C. Slide 21-7. Reading Quiz.
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Chapter 21Reading Quiz Dr. Harold Williams
Reading Quiz • The units of potential difference are • J • J/C • V/m • N/C Slide 21-6
Answer • The units of potential difference are • J • J/C • V/m • N/C Slide 21-7
Reading Quiz • New units of the electric field were introduced in this chapter. They are: • V/C • N/C • V/m • J/C • Ω/m Slide 21-8
Answer • New units of the electric field were introduced in this chapter. They are: • V/C • N/C • V/m • J/C • Ω/m Slide 21-9
Reading Quiz • The electric potential inside a parallel-plate capacitor • is constant. • increases linearly from the negative to the positive plate. • decreases linearly from the negative to the positive plate. • decreases inversely with distance from the negative plate. • decreases inversely with the square of the distance from the negative plate. Slide 21-10
Answer • The electric potential inside a parallel-plate capacitor • is constant. • increases linearly from the negative to the positive plate. • decreases linearly from the negative to the positive plate. • decreases inversely with distance from the negative plate. • decreases inversely with the square of the distance from the negative plate. Slide 21-11
Reading Quiz • The electric field • is always perpendicular to an equipotential surface. • is always tangent to an equipotential surface. • always bisects an equipotential surface. • makes an angle to an equipotential surface that depends on the amount of charge. Slide 21-12
Answer • The electric field • is always perpendicular to an equipotential surface. • is always tangent to an equipotential surface. • always bisects an equipotential surface. • makes an angle to an equipotential surface that depends on the amount of charge. Slide 21-13